Spark Plug Wires Not Operating Properly. GMC Truck GMC Suburban

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 1996 🢒 GMC Suburban - 4WD 🢒 Engine 🢒 Engine Electrical 🢒 Spark Plug Wires Not Operating Properly

Spark plug wire harness has an outer layer of silicone. The silicone spark plug boots form a tight seal on the spark plugs and the distributor cap.